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A piano reference: chords, scales, theory. Full MIDI.

D♯ 9♯11

Notes: D♯ – F♯♯ – A♯ – C♯ – E♯ – G♯♯
Degrees: 1 – 3 – 5 – ♭7 – 9 – ♯11Also written: D♯9♯11Lower E♯ to E and it is D♯7♭9♯11; raise E♯ to E♯♯ and it is D♯7♯9♯11. D♯, F♯♯, G♯♯, A♯ and C♯ do not move.
E♭ 9♯11
This is the same chord as E♭ 9♯11: the same keys on the keyboard, spelled with flats.

Construction

D♯ 9♯11 = Root + Major 3rd + Perfect 5th + Minor 7th + Major 2nd + Diminished 5th = D♯, F♯♯, A♯, C♯, E♯, G♯♯
NoteIntervalDegree
D♯Root1
F♯♯Major 3rd3
A♯Perfect 5th5
C♯Minor 7th♭7
E♯Major 2nd9
G♯♯Diminished 5th♭5

D♯ 9♯11 : Frequently Asked Questions

What is the D♯ 9♯11 chord on piano?
The D♯ 9♯11 chord contains the notes D♯ – F♯♯ – A♯ – C♯ – E♯ – G♯♯. On piano, play these notes together to sound the chord.

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